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<p>Hello Zhan,</p>
<p>have a look to the "uac" module, there are functions to rewrite the From and To header for passing messages. It works together with the rr module.<br>
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<p>Cheers,</p>
<p>Henning<br>
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<div class="moz-cite-prefix">Am 02.08.19 um 13:30 schrieb Zhan Bazarov:<br>
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<blockquote type="cite" cite="mid:CAPOwP9zgOvhLS4u_327vEib6iyCCGEuNZ8ZFXjHdoUToSXO3Cw@mail.gmail.com">
<div dir="ltr"><span style="color:rgba(0,0,0,0.9);font-family:-apple-system,system-ui,system-ui,"Segoe UI",Roboto,"Helvetica Neue","Fira Sans",Ubuntu,Oxygen,"Oxygen Sans",Cantarell,"Droid Sans","Apple Color Emoji","Segoe UI Emoji","Segoe UI Emoji","Segoe UI Symbol","Lucida Grande",Helvetica,Arial,sans-serif;font-size:14px;white-space:pre-line;background-color:rgb(243,246,248)">Hello! 
 Please, is it possible to change from/to headers in ACK message to provider? this is exactly our case, please, look it when u get a chance. 
</span><a rel="noopener" target="_blank" href="http://sip-router.1086192.n5.nabble.com/Wrong-ACK-to-Provider-td130050.html#a130052" id="ember488" class="gmail-app-aware-link ember-view" style="box-sizing:inherit;padding:0px;text-decoration-line:none;margin:0px;font-size:14px;vertical-align:baseline;background:0px 0px transparent;font-weight:600;border:0px;color:rgb(102,94,208);font-family:-apple-system,system-ui,system-ui,"Segoe UI",Roboto,"Helvetica Neue","Fira Sans",Ubuntu,Oxygen,"Oxygen Sans",Cantarell,"Droid Sans","Apple Color Emoji","Segoe UI Emoji","Segoe UI Emoji","Segoe UI Symbol","Lucida Grande",Helvetica,Arial,sans-serif;white-space:pre-line" moz-do-not-send="true">http://sip-router.1086192.n5.nabble.com/Wrong-ACK-to-Provider-td130050.html#a130052</a><br>
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<pre class="moz-signature" cols="72">-- 
Henning Westerholt - <a class="moz-txt-link-freetext" href="https://skalatan.de/blog/">https://skalatan.de/blog/</a>
Kamailio services - <a class="moz-txt-link-freetext" href="https://skalatan.de/services">https://skalatan.de/services</a></pre>
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